/**
* Draws a polygon on the handle
*
* @param ImageMagick-object $handle The handle on which the polygon is drawn
* @param Zend_Image_Action_DrawPolygon $polygon The object that with all info
*/
public function perform($handle, Zend_Image_Action_DrawPolygon $polygon) { // As of ZF2.0 / PHP5.3, this can be made static.
$points = $this->_parsePoints($polygon->getPoints());
if ($polygon->isClosed()){
//add first point at the end to close
$points[count($points)] = $points[0];
}
$draw = new ImagickDraw();
$draw->setStrokeColor('#' . $polygon->getStrokeColor()->getHex());
$draw->setStrokeOpacity($polygon->getStrokeAlpha()/100);
$draw->setStrokeWidth($polygon->getStrokeWidth());
$strokeDashArray = $polygon->getStrokeDashPattern();
if (count($strokeDashArray) > 0){
$draw->setStrokeDashArray($strokeDashArray);
}
$draw->setStrokeDashOffset($polygon->getStrokeDashOffset());
if($polygon->isFilled()) {
$fillColor = $polygon->getFillColor();
$draw->setFillColor('#' . $fillColor->getHex());
$draw->polygon($points);
} else {
//Use transparent fill to render unfilled
$draw->setFillOpacity(0);
$draw->polyline($points);
}
$handle->getHandle()->drawImage($draw);
}
/**
* Draws a polygon on the handle
*
* @param GD-object $handle The handle on which the polygon is drawn
* @param Zend_Image_Action_DrawPolygon $polygonObject The object that with all info
*/
public function perform(Zend_Image_Adapter_Gd $adapter, Zend_Image_Action_DrawPolygon $polygonObject) { // As of ZF2.0 / PHP5.3, this can be made static.
$handle = $adapter->getHandle();
$points = $this->_parsePoints($polygonObject->getPoints());
if(($pattern = $polygonObject->getStrokeDashPattern())!== null) {
$color = imagecolorallocate($handle, 0, 255, 0);
$array = array();
foreach($pattern as $amountOfPixels) {
$array = array_merge($array, array_fill(0, $amountOfPixels, $color));
$array = array_merge($array, array_fill(0, $polygonObject->getStrokeDashOffset(), IMG_COLOR_TRANSPARENT));
}
if(count($array) > 0) {
imagesetstyle($handle, $array);
}
}
if($polygonObject->isFilled()) {
//@TODO: extract this to Zend_Image_Adapter_Gd_Action_ActionAbstract ?
$color = $polygonObject->getFillColor()->getRgb();
$colorRes = imagecolorallocatealpha($handle,
$color['red'],
$color['green'],
$color['blue'],
$polygonObject->getFillAlpha());
imagefilledpolygon($handle, $points, count($points)/2, $colorRes);
}
$points = $polygonObject->getPoints();
$start = current($points);;
$line = new Zend_Image_Action_DrawLine();
while(current($points)!==false) {
$from = current($points);
$to = next($points);
if($to===false) {
if(!$polygonObject->isClosed()) {
break;
} else {
$to = $start;
}
}
$line->from($from);
$line->to($to);
$line->perform($adapter);
}
}
